| Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | 5502940,  | 
	 Aug 21 1992 | 
	 OLDCASTLE, INC  | 
	 Composite building element and methods of making and using the same | 
	 
    
	 | 5974756,  | 
	 Apr 15 1997 | 
	 Boral Industries, Inc. | 
	 Roof tile design and construction | 
	 
    
	 | 5993551,  | 
	 Jun 02 1997 | 
	 Boral Industries, Inc. | 
	 Roof tile and method and apparatus for providing same | 
	 
    
	 | 6105328,  | 
	 Sep 10 1996 | 
	 BORAL INDUSTRIES, INC ; BORAL LIFETILE, INC ; BORAL CONCRETE TILE, INC ; BORAL ROOFING, LLC | 
	 Method and apparatus for manufacturing and installing roof tiles having improved strength and stacking features | 
	 
    
	 | 6205742,  | 
	 Sep 10 1996 | 
	 BORAL INDUSTRIES, INC ; BORAL LIFETILE, INC ; BORAL CONCRETE TILE, INC ; BORAL ROOFING, LLC | 
	 Method and apparatus for manufacturing and installing roof tiles | 
	 
    
	 | 6863469,  | 
	 Jun 08 2001 | 
	 BETON BOLDUC INC  | 
	 Interlocking paving stone | 
	 
    
	 | 7658050,  | 
	 May 19 2003 | 
	 Les materiaux de construction Oldcastle Canada Inc | 
	 Artificial masonry unit, a masonry wall, a kit and a method for forming a masonry wall | 
	 
    
	 | 7959380,  | 
	 Oct 11 2007 | 
	 Pacific Fence-Crete Ltd. | 
	 Landscaping system | 
	 
    
	 | 8101113,  | 
	 Apr 21 2005 | 
	 Oldcastle Building Products Canada, Inc. | 
	 Molding apparatus for producing dry cast products having textured side surfaces | 
	 
    
	 | 9695596,  | 
	 May 02 2011 | 
	 Pacific Prebenched Ltd.; PACIFIC PREBENCHED LTD  | 
	 Natural rock panel, natural rock veneer panel and panel support apparatus | 
	 
    
	 | D317207,  | 
	 Dec 21 1987 | 
	  | 
	 Paving stone | 
	 
    
	 | D317208,  | 
	 Dec 21 1987 | 
	  | 
	 Paving stone | 
	 
    
	 | D356873,  | 
	 Aug 02 1993 | 
	 Oldcastle, Inc. | 
	 Roof tile | 
	 
    
	 | D411316,  | 
	 Apr 15 1997 | 
	 Boral Lifetile, Inc. | 
	 Roof tile | 
	 
    
	 | D452015,  | 
	 Dec 14 1999 | 
	 Ply Gem Pacific Windows Corporation | 
	 Flooring or paving stone | 
	 
    
	 | D452920,  | 
	 Apr 15 1997 | 
	 Boral Lifetile, Inc. | 
	 Roof tile | 
	 
    
	 | D457254,  | 
	 May 11 2001 | 
	 U S  BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE | 
	 Patio paving block and stabilizing device assembly | 
	 
    
	 | D457970,  | 
	 May 11 2001 | 
	 U S  BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE | 
	 Patio paving block | 
	 
    
	 | D461011,  | 
	 May 11 2001 | 
	 U S  BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE | 
	 Scalloped patio paving block | 
	 
    
	 | D462785,  | 
	 Jul 30 2001 | 
	  | 
	 Flooring or paving stone | 
	 
    
	 | D466230,  | 
	 May 11 2001 | 
	 U S  BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE | 
	 Sculpted patio paving block | 
	 
    
	 | D470243,  | 
	 Jul 30 2001 | 
	  | 
	 Flooring or paving stone | 
	 
    
	 | D518902,  | 
	 May 20 2004 | 
	 BORAL INDUSTRIES, INC ; BORAL LIFETILE, INC ; BORAL CONCRETE TILE, INC ; BORAL ROOFING, LLC | 
	 Roof tile | 
	 
    
	 | D547882,  | 
	 May 12 2006 | 
	 Metten Stein + Design GmbH & Co. | 
	 Cast stone | 
	 
    
	 | D568497,  | 
	 Mar 15 2007 | 
	 Monier Roofing GmbH | 
	 Roof tile | 
	 
    
	 | D579122,  | 
	 Oct 11 2007 | 
	 Pacific Fence-Crete Ltd. | 
	 Landscaping block base | 
	 
    
	 | D808043,  | 
	 Nov 03 2016 | 
	  | 
	 Paver |